Radioimmunodetection of a transplantable human bladder carcinoma in a nude mouse.

abstract：RATIONALE AND OBJECTIVES:Very small dextran-coated magnetite particles were developed. These particles can be used either as immunospecific contrast agents for MRI by coupling to antibodies or as an interstitial contrast agent. METHODS:The particles were synthesized from iron chloride/dextran solutions. Size was evalu...

journal_title：Investigative radiology

authors： Grimm J,Karger N,Lüsse S,Winoto-Morbach S,Krisch B,Müller-Hülsbeck S,Heller M

更新日期：2000-09-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:Target-specific magnetic resonance (MR) contrast agents are being developed to improve the accuracy of MR imaging. The purpose of this study was to determine the mechanism of cell uptake, and modes of intracellular trafficking of a prototypical iron oxide label (RMA) used in the synthesis of so...

journal_title：Investigative radiology

authors： Schulze E,Ferrucci JT Jr,Poss K,Lapointe L,Bogdanova A,Weissleder R

更新日期：1995-10-01 00:00:00

abstract：OBJECTIVES:To prospectively evaluate accuracy of biliary anatomy depiction and quality of biliary tract visualization of magnetic resonance cholangiography (MRC) at 3.0 T in living potential liver donors (LPLDs). MATERIALS AND METHODS:Our institutional review board approved this study and did not require patient's inf...

journal_title：Investigative radiology

authors： Kim SY,Byun JH,Hong HS,Choi EK,Lee SS,Park SH,Lee MG

更新日期：2008-08-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:We investigated whether it is possible to investigate degenerative changes in human tissue on a sub-100-microm resolution scale not only on special high-field small-bore MR-microscopy systems but also on a 3T whole-body MR-scanner. METHODS:Spin-spin relaxation, proton density, and diffusion mi...

journal_title：Investigative radiology

authors： Berg A,Sailer J,Rand T,Moser E

更新日期：2003-07-01 00:00:00

abstract：PURPOSE:To evaluate the technical feasibility of high spatial resolution contrast-enhanced magnetic resonance angiography (CE-MRA) with highly accelerated parallel acquisition at 3.0 T using a 32-channel phased array coil, and a high relaxivity contrast agent. MATERIALS AND METHODS:Ten adult healthy volunteers (5 men,...

journal_title：Investigative radiology

authors： Nael K,Fenchel M,Krishnam M,Finn JP,Laub G,Ruehm SG

更新日期：2007-06-01 00:00:00

abstract：OBJECTIVES:We sought to assess large bowel motility, induced by 2 prokinetic agents, senna tea and erythromycin, using functional cine magnetic resonance imaging (MRI). MATERIALS AND METHODS:Twelve volunteers underwent functional cine MRI before and after the administration of senna tea or erythromycin. The protocol c...

journal_title：Investigative radiology

authors： Buhmann S,Kirchhoff C,Wielage C,Mussack T,Reiser MF,Lienemann A

更新日期：2005-11-01 00:00:00

abstract：:Milestones in the history of phlebography are shortly reviewed. The present state of phlebography with emphasis upon the role of new nonionic contrast media is presented. ...

journal_title：Investigative radiology

authors： Enge I

更新日期：1985-01-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To present the results of two studies conducted to evaluate the pharmacokinetics and safety of iomeprol in healthy volunteers and in patients with various degrees of renal impairment. METHODS:In these two open-label, single-dose, phase I studies, a 50-mL dose of iomeprol 400 was administered i...

journal_title：Investigative radiology

authors： Lorusso V,Taroni P,Alvino S,Spinazzi A

更新日期：2001-06-01 00:00:00

abstract：PURPOSE:We sought to develop a robotic system for computed tomography (CT)-guided biopsy to validate the feasibility, accuracy, and efficacy of the system using phantom tests. MATERIALS AND METHODS:Ten peas (mean diameter 9.9+/-0.4 mm) embedded within a gel phantom were selected for biopsy. Once the best access was de...

journal_title：Investigative radiology

authors： Kettenbach J,Kronreif G,Figl M,Fürst M,Birkfellner W,Hanel R,Ptacek W,Bergmann H

更新日期：2005-04-01 00:00:00

abstract：:Chest radiographs are commonly obtained to assess children for bronchiolitis, both to corroborate the diagnosis and to exclude other diagnostic possibilities. Their utility in this setting has not previously been examined. Using a blinded, randomized study design, we examined the interobserver and intraobserver variat...

journal_title：Investigative radiology

authors： Coblentz CL,Babcook CJ,Alton D,Riley BJ,Norman G

更新日期：1991-02-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To compare gadobenate dimeglumine (Gd-BOPTA) with gadopentetate dimeglumine (Gd-DTPA) for magnetic resonance imaging of the liver. METHODS:The contrast agent Gd-BOPTA or Gd-DTPA was administered at a dose of 0.1 mmol/kg to 257 patients suspected of having malignant liver tumors. Dynamic phase ...

journal_title：Investigative radiology

authors： Kuwatsuru R,Kadoya M,Ohtomo K,Tanimoto A,Hirohashi S,Murakami T,Tanaka Y,Yoshikawa K,Katayama H

更新日期：2001-11-01 00:00:00

abstract：:Trypan blue and 197HgCl2 were used as markers of the increased leakage through the blood-brain barrier which developed after selective injection of different contrast media formulations into the internal carotid arteries of rabbits. Interest was focused on a new, experimental, nonionic medium (C-29) and possible effec...

journal_title：Investigative radiology

authors： Golman K

更新日期：1979-07-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To evaluate the feasibility of mechanical thrombectomy in occluded hemodialysis access shunts by using a newly developed 5F pigtail rotation catheter. METHODS:Thrombosed hemodialysis access shunts were simulated by clotted bovine blood in silicone tubing (diameter 6 mm). After retrograde and a...

journal_title：Investigative radiology

authors： Wildberger J,Schmitz-Rode T,Wein BB,Günther RW

更新日期：1999-07-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To characterize the long-term effects of therapeutic doses of ionizing radiation on the uptake and distribution of percutaneously delivered particulate contrast media in normal lymph nodes. METHODS:Two milliliters of an iodinated nanoparticle suspension (76 mg I/mL) was injected subcutaneously...

journal_title：Investigative radiology

authors： Wisner ER,Théon A,Griffey SM,McIntire GL

更新日期：2000-03-01 00:00:00

abstract：:The design and implementation of a digital radiology image management system requires the definition, evaluation, and comparison of appropriate measures of system performance. The mean throughput rate is an important measure of the actual performance of a finished system. The mean throughput rate identifies the transm...

journal_title：Investigative radiology

authors： Cox GG,Templeton AW,Anderson WH,Cook LT,Hensley KS,Dwyer SJ 3rd

更新日期：1986-02-01 00:00:00

abstract：:Fractures modeled in the dried skull indicate that the initial plane of computed tomography (CT) section contributes to the accuracy of three-dimensional (3D) images generated from two-dimensional (2D) CT data. The authors retrospectively analyzed seven clinical cases of tripod zygomatic fractures that were imaged wit...

journal_title：Investigative radiology

authors： Levy RA,Kellman RM,Rosenbaum AE

更新日期：1991-05-01 00:00:00

abstract：OBJECTIVES:The aim of this study was to quantify image quality gains of a moving coronary plaque phantom using dual-source computed tomography (DSCT) providing 83 milliseconds temporal resolution in direct comparison to 64 slice single-source multidetector CT (MDCT) with a temporal resolution of 165 milliseconds. MATE...

journal_title：Investigative radiology

authors： Reimann AJ,Rinck D,Birinci-Aydogan A,Scheuering M,Burgstahler C,Schroeder S,Brodoefel H,Tsiflikas I,Herberts T,Flohr T,Claussen CD,Kopp AF,Heuschmid M

更新日期：2007-03-01 00:00:00

abstract：OBJECTIVES:To prospectively evaluate the safety and efficacy of combined unenhanced and gadoxetic acid disodium (Gd-EOB-DTPA)-enhanced magnetic resonance (MR) imaging compared with unenhanced MR imaging and triphasic contrast-enhanced spiral computed tomography (CT) for the detection and characterization of focal liver...

journal_title：Investigative radiology

authors： Ichikawa T,Saito K,Yoshioka N,Tanimoto A,Gokan T,Takehara Y,Kamura T,Gabata T,Murakami T,Ito K,Hirohashi S,Nishie A,Saito Y,Onaya H,Kuwatsuru R,Morimoto A,Ueda K,Kurauchi M,Breuer J

更新日期：2010-03-01 00:00:00

abstract：:A feasibility study is described to provide quantitative texture measures to distinguish between normal lung, alveolar infiltrates and interstitial infiltrates. Advanced computer imaging technology and decision making processes were applied to distinguish between these textural patterns. The results, based on computer...

journal_title：Investigative radiology

authors： Tully RJ,Conners RW,Harlow CA,Lodwick GS

更新日期：1978-07-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The effect of breathholding on pulmonary perfusion remains largely unknown. The aim of this study was to assess the effect of inspiratory and expiratory breathhold on pulmonary perfusion using quantitative pulmonary perfusion magnetic resonance imaging (MRI). METHODS AND RESULTS:Nine healthy v...

journal_title：Investigative radiology

authors： Fink C,Ley S,Risse F,Eichinger M,Zaporozhan J,Buhmann R,Puderbach M,Plathow C,Kauczor HU

更新日期：2005-02-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:The suitability of paramagnetic complexes as magnetic resonance contrast agents depends on various factors such as their relaxivity, stability, selectivity, and the inertness toward transmetallation by endogenous ions. The transmetallation of a series of 18 gadolinium complexes by the Zn2+ ion ...

journal_title：Investigative radiology

authors： Laurent S,Elst LV,Copoix F,Muller RN

更新日期：2001-02-01 00:00:00

abstract：:"Satisfaction of search" (SOS) refers to the effect in which a second lesion remains undetected after detection of another lesion on the same radiograph. The objective of this study was to clarify our understanding of SOS by relating it to total time of inspection and time intervals before, between, and after discover...

journal_title：Investigative radiology

authors： Berbaum KS,Franken EA Jr,Dorfman DD,Rooholamini SA,Coffman CE,Cornell SH,Cragg AH,Galvin JR,Honda H,Kao SC

更新日期：1991-07-01 00:00:00

abstract：:A method is presented for selective catheterization and filming of the small internal spermatic and proper hepatic arteries in rabbits. The angiograms thus obtained afford clear delineation of the vessels and their branches and can enhance radiographic investigation of a variety of experimental disease models. ...

journal_title：Investigative radiology

authors： Young S,Hollenberg NK

更新日期：1977-05-01 00:00:00

abstract：:A method is presented by whichcomputed tomography scans carried out at a number of energies may be utilized to obtain cross-sectional images of density and atomic number in addition to the conventional array of linear attenuation coefficients. This type of analysis has been carried out for various substances of biolog...

journal_title：Investigative radiology

authors： McDavid WD,Waggener RG,Dennis MJ,Sank VJ,Payne WH

更新日期：1977-03-01 00:00:00

abstract：OBJECTIVES:To test the technique and feasibility of translating tumor suspicious region maps in the prostate, obtained by multimodality, anatomic, and functional 3T magnetic resonance imaging (MRI) data to 32-channel coil, T2-weighted (T2-w), 3T MR images, for directing MR-guided biopsies. Furthermore, to evaluate the ...

journal_title：Investigative radiology

authors： Hambrock T,Fütterer JJ,Huisman HJ,Hulsbergen-vandeKaa C,van Basten JP,van Oort I,Witjes JA,Barentsz JO

更新日期：2008-10-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to assess the effect of age and number of previous injections of gadodiamide on the signal intensity of unenhanced T1-weighted (T1w) images of the dentate nucleus and globus pallidus in a large population. MATERIALS AND METHODS:A large, single-center retrospective population sur...

journal_title：Investigative radiology

authors： Quattrocchi CC,Errante Y,Mallio CA,Marinelli L,LoVullo G,Giannotti G,Della Sala SW,van der Molen AJ,Beomonte Zobel B

更新日期：2018-04-01 00:00:00

abstract：RATIONALE AND OBJECTIVES:To compare technical aspects and neointima formation of a new Nitinol stent and a Wallstent. METHODS:A Nitinol sten and a Wallstent were placed into the iliac arteries of 14 sheep (total of 28 stents) and followed angiographically. Seven sheep were killed after 1 month and 7 after 4.5 months. ...

journal_title：Investigative radiology

authors： Schürmann K,Vorwerk D,Kulisch A,Stroehmer-Kulisch E,Biesterfeld S,Stopinski T,Günther RW

更新日期：1995-07-01 00:00:00

abstract：RATIONAL AND OBJECTIVES:The purpose of this study was to evaluate the effects of variation in design parameters on the resultant radial force. We evaluated the influence of wire gauge, leg length, and number of bends on the radial force produced by z stents and compared these with radial forces produced by commercial s...

journal_title：Investigative radiology

authors： Snowhill PB,Nosher JL,Siegel RL,Silver FH

更新日期：2001-09-01 00:00:00

abstract：:Flow measurements can be made with computed tomography (CT) scanners using iodinated, nonionic contrast media as a first-pass indicator. Ultrafast CT (UFCT) is an ideal machine to make these measurements because of its short scan time (50 mseconds) and interscan delay (< or = 0.6 seconds). Additionally, UFCT can acqui...

journal_title：Investigative radiology

authors： Gould RG

更新日期：1992-12-01 00:00:00

abstract：:The hardcopy recording technologies of video cameras, slow-scan (digital spot) recorders, and laser film printers are presented and compared. Slow-scan (digital spot) recorders offer a few advantages when compared with multiformat video cameras. But only laser film printers provide the high-quality hardcopy recordings...

journal_title：Investigative radiology

authors： Siegel EL,Bishop MD,Wetzel LH,Anderson WF,McMillan JH

更新日期：1991-02-01 00:00:00